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70320 (1999 RY147)
Classification: Main-belt Asteroid          SPK-ID: 2070320
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899273553286579 2.765e-08  
a 2.319082284315658 7.4807e-09 au
q 1.878625119266042 6.4537e-08 au
i 8.910576293811168 4.2329e-06 deg
node 319.6119293957451 2.0089e-05 deg
peri 86.6959456426677 2.2991e-05 deg
M 269.3508366767965 1.1758e-05 deg
tp 2459325.313419449318
(2021-Apr-20.81341945)
4.2639e-05 TDB
period 1289.949368697848
3.53
6.2415e-06
1.709e-08
d
yr
n .2790807211010194 1.3504e-09 deg/d
Q 2.759539449365273 8.9015e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1502  
   data-arc span      12714 days (34.81 yr)  
   first obs. used      1985-10-15  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44697  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:26:58  

Additional Information
 Earth MOID = .91282 au 
 Jupiter MOID = 2.68688 au 
 T_jup = 3.539 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457217.5 (2015-Jul-14.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1911477620980477 2.7695e-08  
q 1.87468542085349 6.4725e-08 au
tp 2456747.777526355625
(2014-Mar-31.27752636)
3.9795e-05 TDB
node 319.6941613128783 2.0114e-05 deg
peri 86.75885465947532 2.2955e-05 deg
i 8.907384998515093 4.2315e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1502  
   data-arc span      12714 days (34.81 yr)  
   first obs. used      1985-10-15  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44697  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:26:58  

Additional Information
 Jupiter MOID = 2.68688 au 
 T_jup = 3.539 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.670218656126428E-16 -1.784921703981187E-15 -1.818624740519879E-13 -3.532979175090402E-15 -4.126501565737091E-14 -5.805798911606973E-16
q -1.784921703981187E-15 4.189344045388091E-15 4.290215468670527E-13 8.917126094316276E-15 1.001359417066018E-13 1.432432398685634E-15
tp -1.818624740519879E-13 4.290215468670527E-13 1.583604661728643E-9 3.095919913221785E-12 4.46659071038293E-10 -9.922230871752526E-13
node -3.532979175090402E-15 8.917126094316276E-15 3.095919913221785E-12 4.045711533026568E-10 -3.982893249471995E-10 5.187695494987908E-12
peri -4.126501565737091E-14 1.001359417066018E-13 4.46659071038293E-10 -3.982893249471995E-10 5.269179801558512E-10 -5.409012007769763E-12
i -5.805798911606973E-16 1.432432398685634E-15 -9.922230871752526E-13 5.187695494987908E-12 -5.409012007769763E-12 1.790587195073325E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO474582  
diameter diameter 3.278 km 0.368 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.343   0.195 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

70320 (1999 RY147)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RY147 = 1985 TL2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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